Recent content by Stuey

I was interested to know if the problem has a simple analytical solution (and I won't have the parts for several weeks)

Hi, I am trying to work out if a small magnet can be used to hold a thin sample that I have. The sample is flat and about 10mm x 10mm in size. The sample is a layer of copper, with nickel plated on that. There is then a gold coating on the nickel. The copper is 0.05mm thick, the nickel 0.005mm...